Steve Ballmer, the new owner of the Los Angeles Clippers, is stepping down from Microsoft's board. Ballmer, who recently resigned as Microsoft's CEO, is the largest individual shareholder of the company. Justin Sullivan/Getty Images hide caption

itoggle caption Justin Sullivan/Getty Images

Many institutions have their archives stored on CDs — but the discs aren't as stable as once thought. There is no average life span for a CD, says preservationist Michele Youket, "because there is no average disc." Sarah Tilotta/NPR hide caption

itoggle caption Sarah Tilotta/NPR

These 1024 "kilobots" can shuffle into any shape their creator desires. Each robot is a little bigger than a quarter, standing on three little metal legs that vibrate to make it move. Courtesy of Michael Rubenstein hide caption

itoggle caption Courtesy of Michael Rubenstein

Matt de la Peña is the author of Ball Don't Lie, Mexican WhiteBoy, We Were Here, I Will Save You and, most recently, The Living. Random House Children's Books hide caption

itoggle caption Random House Children's Books